/*
 * Copyright (C) 2007 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer. 
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution. 
 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifndef FileSystem_h
#define FileSystem_h

#include <stdio.h>
#include <wtf/Platform.h>
#include <wtf/Vector.h>

namespace WebCore {

#if ENABLE(FILESYSTEM)
class CString;
class String;

bool fileExists(const String&);
bool deleteFile(const String&);
bool fileSize(const String&, long & result);
size_t readFile(unsigned char *, const String&, size_t offset, size_t size);
String pathByAppendingComponent(const String& path, const String& component);
bool makeAllDirectories(const String& path);
String homeDirectoryPath();

CString fileSystemRepresentation(const String&);

//Extra C style file operation abstract layer
typedef void* HFile;
#define INVALID_FILE_HANDLE 0

HFile openFile(const String& name, const String& mode);
size_t writeFile(unsigned char *ptr, size_t size, size_t num, HFile);
size_t readFile(unsigned char *ptr, size_t size, size_t num, HFile);
long seekFile(HFile file, long offset, int where);
bool closeFile(HFile file); 

#endif
} // namespace WebCore

#endif // FileSystem_h
